1 Given that A is transformed into U by the elementary row operations below, complete E✓ ¹ and Е¹. A = -6 18 0 1 -6 1 -9 -6 1 -2R1+R3→R.3 3R₁+R₂ R2 22 18 0 22 0 -12 2 -12 0 0 6 0 30 -9 -5 = U 6 1 Ex: 42 = 1 - 1 Ez¹ 1 1 1 15

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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1
Given that A is transformed into U by the elementary row operations below, complete E✓ ¹ and Е¹.
A =
-6
18 0
1
-6 1 -9
-6 1
-2R1+R3→R.3
3R₁+R₂ R2
22
18 0
22
0
-12 2 -12
0
0
6
0
30
-9
-5
= U
6
1
Ex: 42 =
1
-
1
Ez¹
1
1
1
15
Transcribed Image Text:1 Given that A is transformed into U by the elementary row operations below, complete E✓ ¹ and Е¹. A = -6 18 0 1 -6 1 -9 -6 1 -2R1+R3→R.3 3R₁+R₂ R2 22 18 0 22 0 -12 2 -12 0 0 6 0 30 -9 -5 = U 6 1 Ex: 42 = 1 - 1 Ez¹ 1 1 1 15
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